<template>
  <div class="one">
    <h1>one</h1>
    <button @click="toSubmit">button</button>
  </div>
</template>

<script setup>
const emit = defineEmits(['change'])
const toSubmit = () => {
  emit('change', 111)
}
</script>

<style scoped lang="scss">

</style>
